GeForce GTX 285 vs Iris Pro Graphics 580

When choosing between GeForce GTX 285 and Iris Pro Graphics 580, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GTX 285 and Iris Pro Graphics 580.

Iris Pro Graphics 580 is a Laptop Graphics Card

Note: Iris Pro Graphics 580 is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Iris Pro Graphics 580 here:

Main Specs

  GeForce GTX 285 Iris Pro Graphics 580
Power consumption (TDP) 204 Watt 15 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x1
Supplementary power connectors 2x 6-pin
Memory type GDDR3 DDR3L/LPDDR3/DDR4
Maximum RAM amount 1 GB 64 GB
Display Connectors 2x DVI, 1x S-Video No outputs
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  • GeForce GTX 285 has 1260% more power consumption, than Iris Pro Graphics 580.
  • GeForce GTX 285 is connected by PCIe 2.0 x16, and Iris Pro Graphics 580 uses PCIe 3.0 x1 interface.
  • Iris Pro Graphics 580 has 63 GB more memory, than GeForce GTX 285.
  • GeForce GTX 285 is used in Desktops, and Iris Pro Graphics 580 - in Laptops.
  • GeForce GTX 285 is build with Tesla 2.0 architecture, and Iris Pro Graphics 580 - with Gen. 9 Skylake.
  • Core clock speed of GeForce GTX 285 is 1126 MHz higher, than Iris Pro Graphics 580.
  • GeForce GTX 285 is manufactured by 55 nm process technology, and Iris Pro Graphics 580 - by 14 nm process technology.

Game benchmarks

high / 1080p 7−8 9−10
ultra / 1080p 4−5 5−6
QHD / 1440p 0−1 0−1
low / 720p 16−18 20−22
medium / 1080p 9−10 10−12
The average gaming FPS of Iris Pro Graphics 580 in Assassin's Creed Odyssey is 22% more, than GeForce GTX 285.

Full Specs

  GeForce GTX 285 Iris Pro Graphics 580
Architecture Tesla 2.0 Gen. 9 Skylake
Code name GT200B Skylake GT4e
Type Desktop Laptop
Release date 23 December 2008 1 September 2015
Pipelines 240 72
Core clock speed 1476 MHz 350 MHz
Boost Clock 1050 MHz
Transistor count 1,400 million 189 million
Manufacturing process technology 55 nm 14 nm
Texture fill rate 51.8 billion/sec 72.00
Floating-point performance 708.5 gflops
Length 10.5" (267 mm) (26.7 cm)
Memory bus width 512 Bit
Memory clock speed 1242 MHz
Memory bandwidth 159.0 GB/s
Shared memory +
DirectX 11.1 (10_0) 12 (12_1)
Shader Model 4.0 6.4
OpenGL 2.1 4.6
OpenCL 1.1 2.1
Vulkan N/A 1.1.97
CUDA +
CUDA cores 240
Height 4.376" (111 mm) (11.1 cm)
SLI options +
Multi monitor support +
HDMI +
Maximum VGA resolution 2048x1536
Audio input for HDMI S/PDIF
Quick Sync +
High Dynamic-Range Lighting (HDRR) 128bit
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